Submission Summary:

• Submission details:
• Submission received: 9 September 2009, 14:28:20
• Processing time: 7 min 15 sec
• Submitted sample:
• File MD5: 0xB459F8CA56D3128317941CFB8789B661
• File SHA-1: 0xDAE4A23391300AD8A435A5BEE96127C473229687
• Filesize: 95,232 bytes
• Alias:
• Trojan-Spy.Win32.Zbot.gen [Kaspersky Lab]
• PWS:Win32/Zbot.gen!R [Microsoft]

• Summary of the findings:

What's been found	Severity Level
Threat characteristics of ZBot - a banking trojan that disables firewall, steals sensitive financial data (credit card numbers, online banking login details), makes screen snapshots, downloads additional components, and provides a hacker with the remote access to the compromised system.
Stealth-mode characteristics common to Rootkits.
Downloads/requests other files from Internet.
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

• Attention! Characteristics of the following security risk was identified in the system:

Security Risk	Description
Trojan-Spy.Zbot.a	Trojan-Spy.Zbot.a is a banking trojan that will monitor logins to banking websites and send all captured information to a remote server. After installation, all malicious files are hidden from the user and monitoring of user activity is done through process injection.

• Attention! The following threat categories were identified:

Threat Category	Description
	A keylogger program that can capture all user keystrokes (including confidential details such username, password, credit card number, etc.)
	A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment
	A malicious backdoor trojan that runs in the background and allows remote access to the compromised system

File System Modifications

• The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	[file and pathname of the sample #1]	95,232 bytes	MD5: 0xB459F8CA56D3128317941CFB8789B661 SHA-1: 0xDAE4A23391300AD8A435A5BEE96127C473229687	Trojan-Spy.Win32.Zbot.gen [Kaspersky Lab] PWS:Win32/Zbot.gen!R [Microsoft]
2	%System%\sdra64.exe	512,512 bytes	MD5: 0x73C0D33D72EE2B574D963124EE35F95C SHA-1: 0x919DF4ECEFEC8F850433B5E33E14A2C43ED24DCE	Trojan-Spy.Win32.Zbot.gen [Kaspersky Lab] PWS:Win32/Zbot.gen!R [Microsoft]

• Note:
• %System% is a variable that refers to the System folder. By default, this is C:\Windows\System (Windows 95/98/Me), C:\Winnt\System32 (Windows NT/2000), or C:\Windows\System32 (Windows XP).

• Attention! The following hidden files were created in the system:

• Attention! The following hidden directory was created:
• %System%\lowsec

Memory Modifications

• There was a new process created in the system:

Registry Modifications

• The following Registry Keys were created:
• HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\{334613DB-50C1-B3BE-95ED-E9915A134FF1}
• HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\{43BF8CD1-C5D5-2230-7BB2-98F22C2B7DC6}
• HKEY_USERS\.DEFAULT\Software\Microsoft\Protected Storage System Provider

• The newly created Registry Values are:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Network]
• UID = "%ComputerName%_00034864"
• [HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\{334613DB-50C1-B3BE-95ED-E9915A134FF1}]
• {3039636B-5F3D-6C64-6675-696870667265} = F7 09 F2 0D
• {33373039-3132-3864-6B30-303233343434} = 47 09 F2 0D
• [HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\{43BF8CD1-C5D5-2230-7BB2-98F22C2B7DC6}]
• {3039636B-5F3D-6C64-6675-696870667265} = F7 09 F2 0D
• {33373039-3132-3864-6B30-303233343434} = 47 09 F2 0D
• [HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
• ProxyEnable = 0x00000000

• The following Registry Values were modified:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
• Userinit =
• [HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
• Cookies =
• History =

Other details

• To mark the presence in the system, the following Mutex objects were created:
• 9CBE098201CA3194000005D82
• _AVIRA_21099

• The following Internet Connection was established:

• The following GET request was made:
• lcc/gorodu.jpg